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Horizon

Series exploring topical scientific issues and their effects for the future

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coming up (1)
Previous programmes:
by series (4)
by year (44)

Last on

2009-2010 Why Do We Talk?

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Broadcast Tue, 15 Dec 2009, 03:00 on BBC One but not available on BBC iPlayer.

Horizon investigates speech, a phenomenon unique to humans, which remains a mystery.

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Horizon Archive

Have a look at the old Horizon web pages to watch clips and interviews from previous programmes

The old Horizon website

Coming up

Tue, 5 Jan 2010, 02:50 on BBC One

Alan Davies attempts to answer the proverbial question: how long is a piece of string?

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